In this photo taken on Tuesday Nov. 18, 2014 provided by the office of the chief forestry in Szprotawa (Nadlesnictwo Szprotawa), firefighters battle the blaze on a 750-year-old oak tree near Szprotawa, Poland. A suspected arson fire damaged the tree believed to be the country's oldest. The deputy chief forest ranger in Szprotawa, Jerzy Wilanowski, said Monday Nov. 24, 2014 that firefighters battled the blaze for more than 30 hours last week using water and foam. (AP Photo/Nadlesnictwo Szprotawa) (The Associated Press)

In this May 1, 2006 picture publicly provided by the office of the chief forestry in Szprotawa (Nadlesnictwo Szpotawa), the 750-year-old oak tree nicknamed "Grandpa" is seen near Szprotawa, Poland. A suspected arson fire in southwestern Poland has damaged the 750-year-old oak tree believed to be the...